A Drug Is Structurally Similar to PABA and Inhibits Folic

question 35

Multiple Choice

A drug is structurally similar to PABA and inhibits folic acid synthesis. It is most likely a(n)

• A) nucleic acid analog.
• B) penicillin.
• C) tetracycline.
• D) azole.
• E) sulfonamide.

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Definitions:

Osmosis

The movement of water molecules through a semipermeable membrane from a region of lower solute concentration to higher concentration.

Sink Cells

Cells that act as repositories for the products of photosynthesis or other metabolic activities, often located in different parts of a plant.

Sugars

Simple carbohydrates with a sweet taste, essential for energy in living organisms, and serve as building blocks for more complex carbohydrates.

Humus

Partially decayed organic material in soil.